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Java Application Developer Jobs in Holtsville, NY

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Java Application Developer information

See Holtsville, NY salary details

$25

$59

$86

How much do java application developer jobs pay per hour?

As of Aug 9, 2026, the average hourly pay for java application developer in Holtsville, NY is $59.33, according to ZipRecruiter salary data. Most workers in this role earn between $48.80 and $70.29 per hour, depending on experience, location, and employer.

What is the difference between Java Application Developer vs Java Software Engineer?

AspectJava Application DeveloperJava Software Engineer
Required CredentialsBachelor's in Computer Science or related field, Java certificationsBachelor's in Computer Science or related field, Java certifications
Work EnvironmentDevelops, tests, and maintains Java applicationsDesigns and implements Java-based solutions, often involved in architecture
Employer & Industry UsageTech companies, software firms, enterprise applicationsTech firms, consulting, enterprise software development
Common Search & ComparisonFocuses on application development tasksBroader role including system design and architecture

Java Application Developers primarily focus on building, testing, and maintaining Java applications, while Java Software Engineers often have a broader role involving system design and architecture. Both roles require similar credentials and are used across tech and enterprise industries, but their day-to-day responsibilities differ slightly.

What are some common challenges Java application developers face when working on large-scale enterprise projects?

Java Application Developers working on large-scale enterprise projects often encounter challenges such as managing complex codebases, ensuring application scalability, and maintaining robust security practices. Coordinating with cross-functional teams like QA, DevOps, and UI/UX can also present integration and communication hurdles. Staying up-to-date with evolving Java frameworks and best practices is essential to address performance bottlenecks and optimize application efficiency. Proactive problem-solving and effective collaboration are key to overcoming these challenges.

What does a Java application developer do?

A Java Application Developer designs, develops, and maintains software applications using the Java programming language. They are responsible for writing clean, efficient code, debugging and resolving technical issues, and collaborating with other developers, designers, and stakeholders to ensure applications meet user needs. Java Application Developers often work on both frontend and backend components, integrate databases, and ensure the security and scalability of applications. They may also participate in code reviews, testing, and documentation throughout the software development lifecycle.

What are the key skills and qualifications needed to thrive as a Java application developer?

To thrive as a Java Application Developer, you need strong proficiency in Java programming, object-oriented design, and a solid understanding of software development principles, typically supported by a degree in computer science or a related field. Familiarity with frameworks like Spring or Hibernate, version control systems such as Git, and experience with build tools and IDEs are highly valued, and certifications like Oracle Certified Professional Java Programmer can be advantageous. Excellent problem-solving abilities, effective communication, and strong teamwork skills set top developers apart. These competencies ensure the delivery of robust, maintainable applications and facilitate collaboration in dynamic development environments.
What cities near Holtsville, NY are hiring for Java Application Developer jobs? Cities near Holtsville, NY with the most Java Application Developer job openings:
Infographic showing various Java Application Developer job openings in Holtsville, NY as of July 2026, with employment types broken down into 72% Full Time, 22% Part Time, 1% Temporary, and 5% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $123,396 per year, or $59.3 per hour.

Sr Software Engineer - Reliability Engineering

Cox Automotive

Wantagh, NY • On-site

$121K - $203K/yr

Full-time

PTO

This job post has expired today. Applications are no longer accepted.


Cox Automotive rating

7.7

Company rating: 7.7 out of 10

Based on 141 frontline employees who took The Breakroom Quiz

105th of 150 rated financial services


Job description

We're hiring a Sr. Software Engineer - Reliability Engineer who can code across the stack and cares deeply about reliability. You'll design and build infrastructure, observability tooling, and operational systems-treating resilience and debuggability as first-class concerns. You'll own projects end-to-end: from architecture code deployment production. You'll split time between infrastructure-as-code, incident response, system improvements, and mentoring. You'll work on a team that ships quality systems while maintaining operational excellence across a platform serving millions of dealership transactions daily.
What You'll Do:
SRE Best Practices & System Health Management
  • Design and implement resilience initiatives: redundancy, failover, disaster recovery, data protection.
  • Write infrastructure-as-code (Terraform); manage 50+ AWS accounts with infrastructure patterns.
  • Own system health: proactively maintain application performance, minimize downtime, ensure consistent user experience.
  • Evolve team's SRE standards and practices.

Application Monitoring & Observability
  • Build observability into systems: logging, metrics, distributed tracing, alert design.
  • Improve monitoring frameworks; enable faster incident detection and resolution.
  • Design dashboards and alerts that help teams understand system behavior.
  • Partner with application teams on service instrumentation.

AWS Cost Optimization
  • Drive significant reductions in cloud spend through architectural improvements and resource utilization.
  • Review infrastructure for efficiency; identify and eliminate waste.
  • Balance cost, performance, and reliability in design decisions.

Software Development & Architecture
  • Build production systems, APIs, internal tools, and automation with clean, well-tested code.
  • Design for maintainability, operational simplicity, and reliability.
  • Participate in code review and technical design discussions.
  • Mentor junior engineers on code quality and architectural thinking.

Operations & Incident Response
  • Participate in on-call rotations; debug and resolve production incidents.
  • Conduct postmortem analysis; drive systemic improvements.
  • Develop operational procedures and runbooks.

Qualifications:
  • 5+ years software engineering, platform engineering, or infrastructure engineering experience.
  • Strong coding in Python, Go, Java, or equivalent; writes clean, testable code.
  • AWS hands-on: EC2, RDS, DynamoDB, S3, Aurora, Lambda, VPCs, Athena.
  • Terraform or equivalent infrastructure-as-code experience.
  • Docker and container orchestration (Kubernetes or similar).
  • Debugging on Linux and Windows platforms; able to troubleshoot complex systems using logs, metrics, and architectural knowledge.
  • System design thinking: can architect scalable systems and reason about trade-offs.
  • Availability for rotational on-call duties outside of standard business hours may be required.
  • Bachelor's degree in a related discipline and 4 years' experience in a related field. The right candidate could also have a different combination, such as a master's degree and 2 years' experience; a Ph.D. and up to 1 year of experience; or 16 years' experience in a related field.

Highly Valued:
  • Experience with observability tools (New Relic, Splunk, Prometheus).
  • Incident response experience; familiar with postmortem practices.
  • Interest in or hands-on experience with SRE concepts (SLOs, resilience, failure modes).
  • Cost optimization mindset; has identified and eliminated cloud waste.
  • Windows and Linux system troubleshooting and performance analysis.
  • Experience with CI/CD pipelines and deployment automation.

USD 121,800.00 - 203,000.00 per year
Compensation:
Compensation includes a base salary in the range of $121,800.00 - $203,000.00. The base salary may vary within the anticipated base pay range based on factors such as the ultimate location of the position and the selected candidate's knowledge, skills, and abilities. Position may be eligible for additional compensation that may include an incentive program.
Benefits:
The Company offers eligible employees the flexibility to take as much vacation with pay as they deem consistent with their duties, the company's needs, and its obligations; seven paid holidays throughout the calendar year; and up to 160 hours of paid wellness annually for their own wellness or that of family members. Employees are also eligible for additional paid time off in the form of bereavement leave, time off to vote, jury duty leave, volunteer time off, military leave, and parental leave.
EOE, including disability/vets

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About Cox Automotive

Sourced by ZipRecruiter

At Cox Automotive, people of every background are driven by their passion for mobility, innovation and community. We transform the way the world buys, sells, owns and uses cars, accelerating the industry with global powerhouse brands like Autotrader, Kelley Blue Book, Manheim and more. What's more, we do it all with an emphasis on employee growth and happiness. Drive your future forward and join Cox Automotive today! Cox empowers employees to build a better future and has been doing so for over 120 years. With exciting investments and innovations across transportation, communications, cleantech and healthcare, our family of businesses - which includes Cox Automotive and Cox Communications - is forging a better future for us all. Ready to make your mark? Join us today! Benefits of working at Cox may include health care insurance (medical, dental, vision), retirement planning (401(k)), and paid days off (sick leave, parental leave, flexible vacation/wellness days, and/or PTO). For more details on what benefits you may be offered, visit our benefits page . Cox is an Equal Employment Opportunity employer - All qualified applicants/employees will receive consideration for employment without regard to that individual's age, race, color, religion or creed, national origin or ancestry, sex (including pregnancy), sexual orientation, gender, gender identity, physical or mental disability, veteran status, genetic information, ethnicity, citizenship, or any other characteristic protected by law. Cox provides reasonable accommodations when requested by a qualified applicant or employee with disability, unless such accommodations would cause an undue hardship. Statement to ALL Third-Party Agencies and Similar Organizations: Cox accepts resumes only from agencies with which we formally engage their services. Please do not forward resumes to our applicant tracking system, Cox employees, Cox hiring manager, or send to any Cox facility. Cox is not responsible for any fees or charges associated with unsolicited resumes.

Industry

Automobile dealers and technology, communication and media

Company size

5,001 - 10,000 Employees

Headquarters location

Atlanta, GA, US